Home / 153,849,230.22-212,311,948.59-84,234,616.14

Finding the Fourth Proportional to 153,849,230.22, 212,311,948.59 and 84,234,616.14

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Solution

The fourth proportional to 153,849,230.22, 212,311,948.59 and 84,234,616.14 is: 116,243,776.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,849,230.22 : 212,311,948.59 = 84,234,616.14 : x
  2. Step 2: Convert to fraction form
    153,849,230.22/212,311,948.59 = 84,234,616.14/x
  3. Step 3: Cross multiply
    153,849,230.22x = 212,311,948.59 × 84,234,616.14
  4. Step 4: Simplify right side
    153,849,230.22x = 17,884,015,491,414,064
  5. Step 5: Solve for x
    x = 17,884,015,491,414,064/153,849,230.22
  6. Step 6: Final answer
    x = 116,243,776.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.